| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1737 |
97%
|
|
| 1 | 20 |
1.1%
|
|
| 2 | 18 |
1%
|
|
| 3 | 8 |
0.4%
|
|
| 4 | 4 |
0.2%
|
|
| 6 | 1 |
0.1%
|
|
| 8 | 2 |
0.1%
|
|
| 10 | 1 |
0.1%
|
|
| Sysmiss | 4215 |